exclusion diet
nounUK /ɪkˈskluːʒən ˈdaɪət/
US /ɪkˈskluːʒən ˈdaɪət/
A special way of eating where you stop eating certain foods to see if your body feels better.
The doctor put her on an exclusion diet to find out which foods were making her sick.
OTHER MEANINGS
2. A temporary eating plan used to identify food allergies or intolerances by removing suspected foods.
During the exclusion diet, she avoided dairy and gluten for four weeks.
3. A diet that removes a whole food group, such as meat or sugar, for health or ethical reasons.
His exclusion diet cut out all processed foods and added sugar.
4. A clinical method where foods are removed and then slowly added back to watch for reactions.
The exclusion diet was followed by a careful reintroduction phase.